CN208295099U - A kind of gear-shifting rocker arm structure - Google Patents
A kind of gear-shifting rocker arm structure Download PDFInfo
- Publication number
- CN208295099U CN208295099U CN201820615154.5U CN201820615154U CN208295099U CN 208295099 U CN208295099 U CN 208295099U CN 201820615154 U CN201820615154 U CN 201820615154U CN 208295099 U CN208295099 U CN 208295099U
- Authority
- CN
- China
- Prior art keywords
- rocker arm
- gear
- shifting rocker
- weight
- vibration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of gear-shifting rocker arm structures in auto-parts field, including clump weight and gear-shifting rocker arm, it further include cylindric rocker arm bracket, the middle part of rocker arm bracket is equipped with perforative pin hole, rocker arm bracket includes inner barrel and outer barrel, the outer surface of inner cylinder is equipped with multiple flat keys being uniformly distributed circumferentially, the middle part of flat key is equipped with groove, jacking block is slidably connected in groove, vibration-damped component is connected between jacking block and bottom portion of groove, the inner wall of outer cylinder is equipped with multiple keyways corresponding with flat key, clump weight is fixedly connected with weight arm, weight arm is fixed on the inner cylinder, gear-shifting rocker arm is fixed on outer cylinder.The utility model can effectively solve the problems, such as that existing gear-shifting rocker arm mechanism has vibration in use.
Description
Technical field
The utility model relates to auto-parts fields, and in particular to a kind of gear-shifting rocker arm structure.
Background technique
With the increasingly maturation in manual transmission market, vehicle client more focuses on vehicle drive subjective evaluation, to change
The requirement of fast device shift performance is also higher and higher.And it shakes and has seriously affected shift and driver comfort.Conventional manual transmission
Gear-shifting rocker arm is an integral structure, and rigidity is larger.If shaking inside speed changer, and this vibration will pass through gear-shifting rocker arm
Clump weight effect and amplify, gear-shifting rocker arm mechanism can generate vibration, be easy shake is transmitted to by gear-shifting rocker arm mechanism
On vehicle shift handle, driver comfort is influenced.
Utility model content
The utility model is intended to provide a kind of gear-shifting rocker arm structure, to solve existing gear-shifting rocker arm mechanism in use process
It is middle to there are problems that vibration.
In order to achieve the above objectives, the basic technology scheme of the utility model is as follows: a kind of gear-shifting rocker arm structure, including counterweight
Block and gear-shifting rocker arm, further include cylindric rocker arm bracket, and the middle part of rocker arm bracket is equipped with perforative pin hole, rocker arm bracket include inner cylinder and
Outer cylinder, the outer surface of inner cylinder are equipped with multiple flat keys being uniformly distributed circumferentially, and the middle part of flat key is equipped with groove, and sliding connects in groove
It is connected to jacking block, vibration-damped component is connected between jacking block and bottom portion of groove, the inner wall of outer cylinder is equipped with multiple keyways corresponding with flat key,
Clump weight is fixedly connected with weight arm, and weight arm is fixed on the inner cylinder, and gear-shifting rocker arm is fixed on outer cylinder.
The principle of this programme is: when practical application, bindiny mechanism of the rocker arm bracket as gear-shifting rocker arm and counterweight, pin hole makes
Rocker arm bracket is easily installed on shifting shaft, and inner cylinder is connect with counterweight, gear-shifting rocker arm respectively with outer cylinder, is formed between inner barrel and outer barrel
The built-in region of bumper and absorbing shock, inner cylinder is connect with outer cylinder by flat key and groove in this region, in jacking block and vibration-damped component conduct
Absorbing connecting component between cylinder and outer cylinder, by vibration-damped component and jacking block by counterweight and gear-shifting rocker arm when gear-shifting rocker arm mechanism vibrations
Between vibration weakened, jacking block can carry out circumferential connection to inner cylinder and outer cylinder again and limit, and pin hole is by wearing pin shaft energy
It is enough that axial connection limit is carried out to inner cylinder and outer cylinder.
The advantages of this programme, is: 1, by using the rocker arm bracket of seperated sleeve type, inside it using the key connection floated
Mode can form the buffer shock-absorbing region of elasticity between gear-shifting rocker arm and counterweight, can effectively reduce counterweight and vibrate to speed changer
Amplification, reduce gear-shifting rocker arm mechanism vibration；2, damper mechanism is hidden in this programme and is arranged inside rocker arm bracket, it is right
The shape influence of gear-shifting rocker arm mechanism is small, will not occupy more spaces, and ensure that shift by the synergistic effect of key and pin
The stabilization of rocker arm body.
Preferred embodiment one, as a kind of improvement of basic scheme, one end that clump weight is connect with weight arm is equipped with ladder, rank
Disk spring is equipped between ladder and weight arm.Vibration reduction and cushioning, drop can be carried out to the vibration of clump weight as being preferably placed such that
Low clump weight influences the vibration of weight arm, gear-shifting rocker arm, can also to be located at after the pickling before the zinc-plated processing of surface clump weight with
Pickling liquid between weight arm contact surface is discharged, and acid solution is avoided to remain.
Preferred embodiment two also is provided on the outer tube inner wall between two neighboring keyway as a kind of improvement of basic scheme
Groove, jacking block and vibration-damped component.As being preferably placed such that so that can be in circumferential flexible buffering on inner cylinder and outer cylinder
Region, so that the vibration damping uniform force of inner cylinder and outer cylinder, avoids the occurrence of the skew of gear-shifting rocker arm caused by unilateral unbalance stress or damage
It is bad.
Preferred embodiment three, a kind of improvement any to preferred embodiment two as basic scheme, vibration-damped component is spring leaf.As
It is preferred that being more applicable in this way convenient for guaranteeing that certain elastic force is buffered in a smaller space.
Preferred embodiment four, preferably three a kind of improvement, one end axial extension of inner cylinder form limit plate, limit
The middle part of plate and the symmetrical side of inner cylinder is equipped with erecting bed, and weight arm is fixedly connected on erecting bed.As preferably passing through limit in this way
Position plate can position and position the installation of weight arm to the suit of inner cylinder and outer cylinder simultaneously, additionally it is possible in increase
Contact area between cylinder and weight arm enhances the bonding strength between inner cylinder and weight arm, advantageously reduces the vibration of clump weight
The dynamic influence to rocker arm bracket and gear-shifting rocker arm.
Preferred embodiment five, a kind of preferably four improvement, one end of gear-shifting rocker arm and outer cylinder are far from weight arm
One end is welded and fixed, and the other end of gear-shifting rocker arm is fixed with dragline pin.As being preferably placed such that so that gear-shifting rocker arm and outer cylinder
Connection it is more reliable and more stable, dragline pin is convenient for gear shift operation for connecting gear-shifting inhaul cable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is the connection relationship diagram of rocker arm bracket inner cylinder and outer cylinder in the utility model embodiment.
Specific embodiment
Below by the further details of explanation of specific embodiment:
Appended drawing reference in Figure of description includes: rocker arm bracket 1, gear-shifting rocker arm 2, clump weight 3, weight arm 4, disk spring
5, dragline pin 6, vibration-damped component 7, jacking block 8, pin hole 9, outer cylinder 11, inner cylinder 12, limit plate 121, erecting bed 122, flat key 13, groove
14。
Embodiment is substantially as shown in Fig. 1: a kind of gear-shifting rocker arm structure, including clump weight 3 and gear-shifting rocker arm 2, further includes
Cylindric rocker arm bracket 1, the middle part of rocker arm bracket 1 are equipped with the pin hole 9 extended transversely through.As shown in connection with fig. 3, rocker arm bracket 1 includes being arranged
Inner cylinder 12 and outer cylinder 11, the outer surface of inner cylinder 12 sets that there are three the flat keys 13 that are uniformly distributed circumferentially, and the middle part of flat key 13 is set
Fluted 14, it slidably connects jacking block 8 in groove 14, there are gap between 14 bottom of jacking block 8 and groove, is equipped with vibration damping in gap
Part 7, vibration-damped component 7 are spring leaf, naturally it is also possible to be spring, rubber block, air bag etc..The inner wall of outer cylinder 11 be equipped with it is multiple with it is flat
The corresponding keyway of key 13 also is provided with groove 14, jacking block 8 and vibration-damped component 7 on 11 inner wall of outer cylinder between two neighboring keyway.
As shown in connection with fig. 2, clump weight 3 is fixedly connected with weight arm 4, the connection type of clump weight 3 and weight arm 4 with it is existing
Technology is consistent, and details are not described herein.One end that clump weight 3 is connect with weight arm 4 is equipped with ladder, sets between ladder and weight arm 4
There is disk spring 5.Weight arm 4 is fixed on inner cylinder 12, and one end axial extension of inner cylinder 12 forms limit plate 121, limit plate 121
It is equipped with erecting bed 122 with the middle part of the symmetrical side of inner cylinder 12, weight arm 4 is fixedly connected on erecting bed 122.
Gear-shifting rocker arm 2 is fixed on outer cylinder 11, and one end of gear-shifting rocker arm 2 and the one end of outer cylinder 11 far from weight arm 4
It is welded and fixed, the other end of gear-shifting rocker arm 2 is fixed with dragline pin 6, the fixed form and existing skill of dragline pin 6 and gear-shifting rocker arm 2
Art is consistent, and details are not described herein.
In the present embodiment, when practical application, inner cylinder 12 is inserted in outer cylinder 11, and flat key 13 is inserted into keyway, and jacking block 8 is in vibration damping
It is held out against under the action of part 7 to outside groove 14, pin shaft is worn in pin hole 9, outer cylinder 11 and inner cylinder 12 are positioned, realize outer cylinder 11
With the connection of inner cylinder 12.Disk spring 5 carries out vibration damping to the vibration of clump weight 3 between clump weight 3 and weight arm 4 when use,
The vibration that clump weight 3 passes to weight arm 4 drives inner cylinder 12 to vibrate, the vibration of inner cylinder 12 quilt during passing to outer cylinder 11
Jacking block 8 passes to vibration-damped component 7, and vibration-damped component 7 generates flexible deformation and absorbs vibration, so that vibration of the clump weight 3 to 2 mechanism of gear-shifting rocker arm
It is dynamic to influence to reduce.The vibration that speed changer operating generates pass to after 2 mechanism of gear-shifting rocker arm through jacking block 8 inside rocker arm bracket 1 and
The buffering of vibration-damped component 7 is absorbed by 7 pairs of vibrations of vibration-damped component circumferentially distributed with outer cylinder 11 of inner cylinder 12, so that gear-shifting rocker arm 2
Vibration substantially weaken so that gear-shifting rocker arm 2 is more stable, can effectively solve existing 2 mechanism of gear-shifting rocker arm in use process
It is middle to there are problems that vibration.
Above-described is only the embodiments of the present invention, the common sense such as well known specific structure and/or characteristic in scheme
It does not describe excessively herein.It should be pointed out that for those skilled in the art, before not departing from the utility model structure
It puts, several modifications and improvements can also be made, these also should be considered as the protection scope of the utility model, these all will not shadow
Ring effect and patent practicability that the utility model is implemented.This application claims protection scope should be in its claim
Subject to appearance, the records such as specific embodiment in specification can be used for explaining the content of claim.
Claims (6)
1. a kind of gear-shifting rocker arm structure, including clump weight and gear-shifting rocker arm, it is characterised in that: it further include cylindric rocker arm bracket,
The middle part of the rocker arm bracket is equipped with perforative pin hole, and the rocker arm bracket includes inner barrel and outer barrel, and the outer surface of inner cylinder is equipped with multiple
The flat key being uniformly distributed circumferentially, the middle part of flat key are equipped with groove, slidably connect jacking block in groove, jacking block and bottom portion of groove it
Between be connected with vibration-damped component, the inner wall of the outer cylinder is equipped with multiple keyways corresponding with flat key, and the clump weight is fixedly connected with
Weight arm, weight arm are fixed on the inner cylinder, and the gear-shifting rocker arm is fixed on the outer cylinder.
2. gear-shifting rocker arm structure according to claim 1, it is characterised in that: one end that the clump weight is connect with weight arm
Equipped with ladder, disk spring is equipped between the ladder and weight arm.
3. gear-shifting rocker arm structure according to claim 1, it is characterised in that: in the outer cylinder between the two neighboring keyway
Groove, jacking block and vibration-damped component also are provided on wall.
4. any gear-shifting rocker arm structure according to claim 1~3, it is characterised in that: the vibration-damped component is spring leaf.
5. gear-shifting rocker arm structure according to claim 4, it is characterised in that: one end axial extension of the inner cylinder forms limit
The middle part of position plate, limit plate and the symmetrical side of inner cylinder is equipped with erecting bed, and the weight arm is fixedly connected on erecting bed.
6. gear-shifting rocker arm structure according to claim 5, it is characterised in that: one end of the gear-shifting rocker arm and outer cylinder are separate
One end of weight arm is welded and fixed, and the other end of gear-shifting rocker arm is fixed with dragline pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820615154.5U CN208295099U (en) | 2018-04-26 | 2018-04-26 | A kind of gear-shifting rocker arm structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820615154.5U CN208295099U (en) | 2018-04-26 | 2018-04-26 | A kind of gear-shifting rocker arm structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208295099U true CN208295099U (en) | 2018-12-28 |
Family
ID=64703026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820615154.5U Active CN208295099U (en) | 2018-04-26 | 2018-04-26 | A kind of gear-shifting rocker arm structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208295099U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973639A (en) * | 2019-04-30 | 2019-07-05 | 重庆青山工业有限责任公司 | A kind of gear shifting of manual gearbox structure |
-
2018
- 2018-04-26 CN CN201820615154.5U patent/CN208295099U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973639A (en) * | 2019-04-30 | 2019-07-05 | 重庆青山工业有限责任公司 | A kind of gear shifting of manual gearbox structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101738018B1 (en) | Structure of roll-rod for subframe | |
| KR101673725B1 (en) | Shock absorber having an improved friction element | |
| CN208295099U (en) | A kind of gear-shifting rocker arm structure | |
| CN104214234A (en) | Clutch driven disc with three levels of torsion damping mechanisms and clutch | |
| WO2016150401A1 (en) | Washing machine damping mechanism and washing machine | |
| CN214945878U (en) | Compact type clutch driven disc assembly torsion damper | |
| CN202149154U (en) | Cylindrical pin type rubber vibration absorber | |
| CN207437670U (en) | A kind of buffer automobile shockproof spring pad | |
| CN203453329U (en) | Clutch driven plate and clutch with clutch driven plate | |
| CN201660095U (en) | Flexible suspension structure of engine | |
| CN110375028A (en) | A kind of combined motorcycle damper and its shock-dampening method | |
| CN207161326U (en) | A kind of screw compressor with shock-absorbing function | |
| KR101544751B1 (en) | Virbration absorption damper for washer | |
| CN216242008U (en) | Oil damper with self-checking function | |
| CN108662073A (en) | A kind of rear damping for new-energy automobile | |
| CN202082309U (en) | Clutch driven disc | |
| CN209430745U (en) | A kind of manual transmission shift pivoted arm damping | |
| CN211308880U (en) | Shock absorbing device for scooter | |
| CN207263982U (en) | A kind of optical cable with fixed function | |
| KR20120020753A (en) | Roll rod for vehicle | |
| CN218670280U (en) | Low-wear drum-shaped tooth type coupling | |
| CN207139544U (en) | Roll grinder flexibility driver plate panel vibration absorber | |
| CN206487815U (en) | A kind of automatic car washing machine buffer | |
| KR20150121315A (en) | Vibration absorption damper for washer | |
| CN212106754U (en) | Spring damper with good wear-resisting effect |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |